package com.kalua.list.harvester.crawldata;

import java.util.Collection;
import java.util.Set;

public interface History {
	boolean registerLink(String toFollow);
	boolean isVisited(String link);
	void saveProductPages(Set<String> metaInformation, Set<String> productLinks);
	Set<String> getProductPages();
	Set<String> getVisited();
	int linkCount();
	int productCount();
	Collection<ProductLink> getProductLinks();
}